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Case Study Advanced temperature control boosts hot runner productivity

Editor: Eric Culp

An American custom moulding shop had a problem: Burned parts. It was solved within two hours once the company added a temperature controller.

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Sequence of five nylon 6.6 parts illustrating the problem APM encountered with burning (far left) and how the problem was solved (far right) after installation of the controller.
Sequence of five nylon 6.6 parts illustrating the problem APM encountered with burning (far left) and how the problem was solved (far right) after installation of the controller.
(Source: Fast Heat)

Family-owned and operated since its foundation in 1971, American Plastic Mould Corporation (APM) in Scottsburg, Indiana, is a full-service custom moulder that provides extensive engineering services and stages free quarterly seminars on design and engineering for customers and prospects.

It also has plenty of moulding muscle. The company boasts 38 injection moulding machines, an assembly facility with lean manufacturing cells, an on-site mould shop and a 5,575 m² warehouse. It provides full engineering services and offers customers supply chain sourcing and management, warehousing and distribution. Employing 120 people, APM serves customers in a wide range of end-use industries.

See: Trouble brewing for Europe's tool and mould industry

Despite the shop's more than four decades of experience, one difficulty was plaguing a particular job: Burned parts. Fortunately for the company, precise control over hot runner temperatures ended the problem and enabled it to increase output of saleable product by 10% to 15%.

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